RRD / Sdm Alu extensions

Designed sdm-red-alloy-extension-438x721for SDM masts, this is designed to fit the Euro pin system mast bases, and comfortably clicks in and out thanks to large metal button.
Featuring 4 pulley wheels for even the most heavy duty down-hauling. Available in a new 34cm size that covers 95% of all use with one size extension as well as the larger 46 cms.